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Mental Patterns
Arrays
2-Digit and 3-Digit
4 digit by 1 digit
100
Solve using mental math. 50 x 5
What is 250?
100
Write the equation for the following array. 5 rows of 7
What is 5 x 7?
100
Solve the equation. 52 x 8
What is 416?
100

Solve the equation. 1,114 x 8

What is 8,912?

200
Solve using mental math. 80 x 30
What is 240?
200
Write the equation for the following array. 8 groups of 3
What is 8 x 3?
200
Solve the equation. 121 x 4
What is 484?
200

Solve the equation. 3,923 x 9

What is 35,307?

300
Solve using mental math. 600 x 70
What is 42,000?
300
Draw the array for the following equation. 4 x 5
What is 4 rows of 5 symbols?
300
Solve the equation. 98 x 6
What is 588?
300

Solve the equation. 4,636 x 6

What is 27,816?

400
Solve using mental math. 90 x 40
What is 3,600?
400
Draw the array for the following equation. 7 x 3
What is 7 rows of 3 symbols?
400
Solve the equation. 243 x 5
What is 1,215?
400

Solve the equation. 5,458 x 3

What is 16,374?

500
Solve using mental math. 500 x 800
What is 400,000?
500
Draw the array and solve for the following equation. 8 x 5
What is 8 rows of 5 symbols and 40?
500
Solve the equation. 620 x 8
What is 4,960?
500

Solve the equation. 9068 x 9

What is 81,612?